Color
#81fdef
#81fdefrgb(129, 253, 239)hsl(173, 97%, 75%)oklch(0.919 0.114 185.7)Colors that go with #81fdef
Charcoal, Deep Sky Blue and Taupe lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.
Charcoal #36454f
neutralshippedCharcoal is the text near-black for #81fdef: softer than #000 and cool enough to feel like part of the same palette.
Deep Sky Blue #00bfff
shippedDesigners have shipped Deep Sky Blue with #81fdef: 7 real palettes, including Astro's brand system and Deep Water, as the supporting colour.
Taupe #483c32
shippedTaupe is paired with #81fdef in 12 real palettes, including Astro's brand system and Mint Chip, as the text colour against it.
Light Coral #f08080
complementaryLight Coral sits directly opposite #81fdef on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Cornflower Blue #6495ed
shippedDesigners have shipped Cornflower Blue with #81fdef: 3 real palettes, including Blueprint and Terminal, as the supporting colour.
Crimson #dc143c
shippedCrimson is paired with #81fdef in 3 real palettes, including Formula 1's brand system and Frost & Ember, as the supporting colour.
Emerald Green #50c878
analogousshippedEmerald Green is #81fdef's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces.
Plum #dda0dd
triadicshippedPlum completes a triad with #81fdef — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Real palettes that use #81fdef
Tints & shades
Harmonies
Contrast
| #81fdef as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 1.22:1 | fail | fail | fail | |
Aaon black | 17.23:1 | pass | pass | pass | Passes AAA — no fix needed. |
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #81fdef as the background.
Brands using this color
No public brand in the corpus uses this exact color yet. Extract a brand to add one.
Fonts for this mood
#81fdef reads as vivid, light, clean. The font library is tagged with the same vocabulary:
Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.
https://mcp.brandsweets.com/colors/mcpclaude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
›analyze #81fdef and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/81fdef-a2bebe-d459a3-1f292d-e9f1ec?lock=0&style=vibrantWant the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.
Machine-readable: color.md